Home / 3,132.01-4,698.95-1,257.88

Finding the Fourth Proportional to 3,132.01, 4,698.95 and 1,257.88

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Solution

The fourth proportional to 3,132.01, 4,698.95 and 1,257.88 is: 1,887.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.01 : 4,698.95 = 1,257.88 : x
  2. Step 2: Convert to fraction form
    3,132.01/4,698.95 = 1,257.88/x
  3. Step 3: Cross multiply
    3,132.01x = 4,698.95 × 1,257.88
  4. Step 4: Simplify right side
    3,132.01x = 5,910,715.23
  5. Step 5: Solve for x
    x = 5,910,715.23/3,132.01
  6. Step 6: Final answer
    x = 1,887.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.